112102109957 has 2 divisors, whose sum is σ = 112102109958. Its totient is φ = 112102109956.

The previous prime is 112102109953. The next prime is 112102109983. The reversal of 112102109957 is 759901201211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93001211521 + 19100898436 = 304961^2 + 138206^2 .

It is a cyclic number.

It is not a de Polignac number, because 112102109957 - 2² = 112102109953 is a prime.

It is a super-2 number, since 2×112102109957² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112102109957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112102109953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051054978 + 56051054979.

It is an arithmetic number, because the mean of its divisors is an integer number (56051054979).

Almost surely, 2^112102109957 is an apocalyptic number.

It is an amenable number.

112102109957 is a deficient number, since it is larger than the sum of its proper divisors (1).

112102109957 is an equidigital number, since it uses as much as digits as its factorization.

112102109957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 38.

The spelling of 112102109957 in words is "one hundred twelve billion, one hundred two million, one hundred nine thousand, nine hundred fifty-seven".